Maximum air speed on high 190 metres per minue Fan diameter 235mm Easily removable fan cover for convenient cleaning Quiet running Automatically swings 45 degrees left and right Fan head angle can be adjusted from side to side and up and down 3 settings for high, medium and low and 3 stage automatic timer Large carrying handle for easy transporting Can be powered by 14.4V/18V Li-ion LXT slide type battery or AC adapter Not compatible with G-Series batteries, Weight: 4.188782978 pounds, Manufacturer: Makita